What is IgM VCA?

Presence of VCA IgM antibodies indicates recent primary infection with Epstein-Barr virus (EBV). The presence of VCA IgG antibodies indicates infection sometime in the past. Antibodies to EBNA develop 6 to 8 weeks after primary infection and are detectable for life.

What causes high IgM levels?

Viral and bacterial infections are the most common causes of high IgM levels. Some autoimmune disorders, including: Type 1 diabetes [35] Multiple sclerosis [36]

What are the long term effects of Epstein-Barr?

More serious complications may include anemia , nerve damage, liver failure, and/or interstitial pneumonia. Symptoms may be constant or come and go, and tend to get worse over time. CAEBV occurs when the virus remains ‘active’ and the symptoms of an EBV infection do not go away.

What does EBV AB VCA, IgM stand for?

EBV-VCA, IgM is an antibody (protein) that is produced by the body in an immune response to an Epstein-Barr virus antigen. EBV stands for Epstein-Barr virus. Epstein-Barr virus is a virus that typically causes a mild to moderate illness.

What are the results of a VCA IgG test?

Please refer to this interpretation chart: VCA IgG VCA IgM EBNA IgG Interpretation Negative Negative Negative No previous exposure Positive Positive Negative Recent infection Positive Negative Positive Past infection Positive Negative Negative See note*

What are the results of EBNA-1 IgG without VCA?

The presence of VCA IgG and EBNA-1 IgG without VCA IgM is typical of past infection. Test results may vary depending on your age, gender, health history, the method used for the test, and other things.

What does VCA stand for in a blood test?

Blood tests for Epstein-Barr virus detect antibodies to EBV in the blood and help establish a diagnosis of EBV infection. VCA stands for Viral capsid antigen. – Anti-VCA IgM appears early in EBV infection and usually disappears within four to six weeks.